* {
    margin: 0;
    padding: 0;

}

#main {
    width: 100vw;
    min-height: 100vh;
    background: #f5f5f5;
}
.read_container{
    padding:2rem 1rem 3rem;
    box-sizing: border-box;
    overflow: hidden;
}
.read_content{
    background: white;
    padding: 0.5rem 1rem;
    box-sizing: border-box;
    border-radius: 2px;
    margin-bottom: 1rem;
}
.read_content .read_title{
    height: 2.5rem;
    line-height: 2.5rem;
    border-bottom: 1px dashed #c1c1c1;
    font-size: 1.2rem;
    color: #333;
    position: relative;
}
.read_content button{
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    outline: 0;
    border: none;
    background: #ffc801;
    height: 1.5rem;
    border-radius: 0.8rem;
    width: 4rem;
    color: white;
    font-size: 0.9rem;
    float: right;
    margin-top: 0.5rem;
}
.read_content .read_sub{
    font-size: 1rem;
    text-indent: 2em;
    overflow: hidden;
    width: 100%;
    line-height: 1.5rem;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp:2;
    color: #333;
    margin:0.8rem 0;
}
.read_author{
    display: block;
    font-size: 0.8rem;
    color: #c1c1c1;
    width: 100%;
    /*border-top:1px dashed #c1c1c1;*/
}
.perch{
    display: inline-block;
    width: 3rem;
    height: 3rem;
    border-radius: 3rem;
    border: none;
    outline: 0;
    position: absolute;
    background-color: #f5f5f5;
    top:1rem ;
}
/*.perch:nth-child(3){*/
/*    left: -2.8rem;*/
/*}*/
/*.perch:last-child{*/
/*    right: -2.8rem;*/
/*}*/